#Gocha#

<?php
// This file is part of Moodle - http://moodle.org/
//
// Moodle is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// Moodle is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
// GNU General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with Moodle.  If not, see <http://www.gnu.org/licenses/>.
//

/**
 * This file is used to add files to a resource
 *
 * @since 2.0
 * @package repo_filemanager
 * @subpackage blocks
 * @copyright 2009 Dongsheng Cai <dongsheng@moodle.com>, modified by Tim Williams (tmw@autotrain.org)
 * @license   http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
 */
require_once('../../config.php');
require_once($CFG->libdir . '/filelib.php');
require_once($CFG->libdir . '/licenselib.php');
require_once($CFG->dirroot . '/repository/lib.php');

// Wait as long as it takes for this script to finish.

set_time_limit(0);
require_sesskey();
require_login();

// Disable blocks in this page.
$PAGE->set_pagelayout('embedded');

// General parameters.
$action = optional_param('action', '', PARAM_ALPHA);
$itemid = optional_param('itemid', '', PARAM_INT);

// Parameters for repository.
$contextid = optional_param('ctx_id', SYSCONTEXTID, PARAM_INT); // Context ID.
$courseid = optional_param('course', SITEID, PARAM_INT); // Course ID.
$filename = optional_param('filename', '', PARAM_FILE);
$fileurl = optional_param('fileurl', '', PARAM_RAW);
$repo_id = required_param('repo_id', PARAM_INT); // Repository ID.
$maxbytes = optional_param('maxbytes', 0, PARAM_INT); // Maxbytes.
$author = optional_param('author', $USER->firstname . ' ' . $USER->lastname, PARAM_TEXT);
$licence = optional_param('licence', $CFG->sitedefaultlicense, PARAM_TEXT);
$client_id = optional_param('client_id', '', PARAM_ALPHANUM);

// The path to save files.
$savepath = optional_param('savepath', '/', PARAM_PATH);

// Path in draft area.
$draftpath = optional_param('draftpath', '/', PARAM_PATH);

// User context.
if (method_exists("context_user", "instance")) {
    $context = context_user::instance($USER->id);
} else {
    $context = get_context_instance(CONTEXT_USER, $USER->id);
}

$PAGE->set_context($user_context);
if (!$course = $DB->get_record('course', array('id' => $courseid))) {
    print_error('invalidcourseid');
}
$PAGE->set_course($course);
// Init repository plugin.

$sql = 'SELECT i.name, i.typeid, r.type FROM {repository} r, {repository_instances} i ' . 'WHERE i.id=? AND i.typeid=r.id';
if ($repository = $DB->get_record_sql($sql, array($repo_id))) {
    $type = $repository->type;
    if (file_exists($CFG->dirroot . '/repository/' . $type . '/lib.php')) {
        require_once($CFG->dirroot . '/repository/' . $type . '/lib.php');
        $classname = 'repository_' . $type;
        try {
            $repo = new $classname($repo_id, $contextid, array('ajax' => false, 'name' => $repository->name, 'type' => $type));
        }
        catch (repository_exception $e) {
            print_error('pluginerror', 'repository');
        }
    } else {
        print_error('invalidplugin', 'repository');
    }
}

$params = array('ctx_id' => $contextid, 'itemid' => $itemid, 'course' => $courseid,
'maxbytes' => $maxbytes, 'sesskey' => sesskey(), 'client_id' => $client_id,
'action' => 'browse', 'draftpath' => $draftpath, 'savepath' => $savepath, 'repo_id' => $repo_id);

$PAGE->set_url('/blocks/repo_filemanager/choosefile.php', $params);
switch ($action) {
    case 'download':
        $thefile = $repo->get_file($fileurl, $filename, $itemid);
        $filesize = filesize($thefile['path']);
        if (($maxbytes != - 1) && ($filesize > $maxbytes)) {
            print_error('maxbytes');
        }
        if (!empty($thefile)) {
            $record = new stdclass;
            $record->filepath = $savepath;
            $record->filename = $filename;
            $record->component = 'user';
            $record->filearea = 'draft';
            $record->itemid = $itemid;
            $record->license = $licence;
            $record->author = $author;
            $record->source = $thefile['url'];
            $info = repository::move_to_filepool($thefile['path'], $record);
            echo $OUTPUT->header();
            echo "<h1 style=\"text-align:center;\">" . get_string("pluginname", "block_repo_filemanager") . "</h1>" .
            "<div class=\"generalbox\"><p style=\"text-align:center;\">" . get_string("alldone", "block_repo_filemanager") .
            "</p>" . "<noscript><p style=\"text-align:center;\">(" . get_string("refresh", "block_repo_filemanager") .
            ")</p></noscript>" . "<p style=\"text-align:center;\">" . "<script type=\"text/javascript\">\n" .
            "//\n" . "</script>" . "</p></div>";
            echo $OUTPUT->footer();
        } else {
            print_error('cannotdownload', 'repository');
        }
    break;
    case 'confirm':
        $licences = license_manager::get_licenses();
        $icon = mimeinfo("icon", $filename);
        echo $OUTPUT->header();
        echo '<h1 style="text-align:center;">' . get_string("pluginname", "block_repo_filemanager") . '</h1>';
        echo '<div class="generalbox"><br />';
        echo '<form method="post">';
        echo '<table style="margin-right:auto;margin-left:auto;">';
        echo '  <tr>';
        echo '   <td colspan="2" style="text-align:center;">';
        echo $OUTPUT->pix_icon("f/" . $icon . "-32", $filename);
        echo '</td>';
        echo '  </tr><tr>';
        echo '    <td><label>' . get_string('filename', 'repository') . '</label></td>';
        echo '    <td><input type="text" name="filename" value="' . s($filename) . '" /></td>';
        echo '  </tr><tr>';
        echo '    <td><label>' . get_string('author', 'repository') . '</label></td>';
        echo '    <td><input type="text" name="author" value="' . s($author) . '" /></td>';
        echo '  </tr><tr>';
        echo '    <td><label>' . get_string('license') . '</label></td>';
        echo '    <td><select name="licence">';
        foreach ($licences as $l) {
            if ($l->enabled) {
                echo '<option value="' . $l->shortname . '"';
                if ($l->shortname == $CFG->sitedefaultlicense) {
                    echo ' selected="selected"';
                }
                echo '>' . $l->fullname . '</option>';
            }
        }
        echo '    </select></td>';
        echo '  </tr><tr>';
        echo '    <td></td>';
        echo '    <td><input type="submit" value="' . s(get_string('addfile', 'block_repo_filemanager')) . '" /></td>';
        echo '  </tr>';
        echo '</table>';
        echo '<div>';
        echo ' <input type="hidden" name="sesskey" value="' . $USER->sesskey . '" />';
        echo ' <input type="hidden" name="fileurl" value="' . s($fileurl) . '" />';
        echo ' <input type="hidden" name="action" value="download" />';
        echo ' <input type="hidden" name="itemid" value="' . s($itemid) . '" />';
        echo ' <input name="draftpath" type="hidden" value="' . s($draftpath) . '" />';
        echo ' <input name="savepath" type="hidden" value="' . s($savepath) . '" />';
        echo '</div>';
        echo '</form>';
        echo '</div>';
        echo $OUTPUT->footer();
        break;
    default:
        echo $OUTPUT->header();
        echo "Should not be here....";
        echo $OUTPUT->footer();
        break;
}